/**
 * Copyright (c) 2007-2008 Nearchos Paspallis
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

/**
 * AspectSense
 *
 * Middleware for annotation-based, context-aware and adaptive services for
 * mobile and ubiquitous computing
 *
 * This project is an open-source effort, initiated by Nearchos Paspallis as
 * part of his PhD work at the University of Cyprus (http://www.ucy.ac.cy).
 *
 * More information about the project is available at "http://aspectsense.org".
 */

package org.aspectsense.gui.util;

import javax.swing.*;
import java.lang.reflect.Method;

/**
 * @author Nearchos Paspallis [nearchos@cs.ucy.ac.cy]
 *         Date: Jan 7, 2008
 *         Time: 12:12:35 PM
 */
public class WebBrowserLaunch
{
private static final String errMsg = "Error attempting to launch web browser";

    public static void openURL(String url)
    {
        String osName = System.getProperty("os.name");

        try
        {
            if (osName.startsWith("Mac OS"))
            {
                Class fileMgr = Class.forName("com.apple.eio.FileManager");
                Method openURL = fileMgr.getDeclaredMethod("openURL", String.class);
                openURL.invoke(null, url);
            }
            else if (osName.startsWith("Windows"))
            {
                Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
            }
            else //assume Unix or Linux
            {
                String[] browsers = { "firefox", "opera", "konqueror", "epiphany", "mozilla", "netscape" };
                for (String browser : browsers)
                {
                    if (Runtime.getRuntime().exec(new String[] {"which", browser}).waitFor() == 0)
                    {
                        if (browser == null)
                           throw new Exception("Could not find web browser");
                        else
                           Runtime.getRuntime().exec(new String[] {browser, url});
                    }
                }
            }
        }
        catch (Exception e)
        {
            JOptionPane.showMessageDialog(null, errMsg + ":\n" + e.getLocalizedMessage());
        }
    }
}